Omalanga, Landry S., and Ednah K. Onyari. “Current Status and Key Challenges of Water Quality in the Olifants and Orange-Vaal River Systems, South Africa”. Asian Journal of Chemistry 38, no. 1 (December 31, 2025): 21–28. Accessed December 31, 2025. https://asianpubs.org/index.php/ajchem/article/view/38_1_2.